package file;

import java.io.File;
import java.io.IOException;

public class CreateNewFileDemo  {
    public static void main(String[] args) throws IOException {




        for (int i=1;i<=10;i++){
        File file=new File("./test"+ i+ ".txt");
        if (file.exists()){
            System.out.println("已存在");
        }else {
            file.createNewFile();
            System.out.println("已创建");
        }
    }
    }
}
